Home / 205,783,359.80-308,735,677.46-82,898,443.27

Finding the Fourth Proportional to 205,783,359.80, 308,735,677.46 and 82,898,443.27

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Solution

The fourth proportional to 205,783,359.80, 308,735,677.46 and 82,898,443.27 is: 124,372,092.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,783,359.80 : 308,735,677.46 = 82,898,443.27 : x
  2. Step 2: Convert to fraction form
    205,783,359.80/308,735,677.46 = 82,898,443.27/x
  3. Step 3: Cross multiply
    205,783,359.80x = 308,735,677.46 × 82,898,443.27
  4. Step 4: Simplify right side
    205,783,359.80x = 25,593,707,042,778,232
  5. Step 5: Solve for x
    x = 25,593,707,042,778,232/205,783,359.80
  6. Step 6: Final answer
    x = 124,372,092.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.